Cleaning sponge



FIG. 1 is a top, left, front perspective view of a first variant of a cleaning sponge showing our new design;

FIG. 2 is a left, front perspective view of the cleaning sponge of FIG. 1;

FIG. 3 is front elevational view of the cleaning sponge of FIG. 1;

FIG. 4 is a rear elevational view of the cleaning sponge of FIG. 1;

FIG. 5 is a top plan view of the cleaning sponge of FIG. 1;

FIG. 6 is a bottom plan view of the cleaning sponge of FIG. 1;

FIG. 7 is a left side elevational view of the cleaning sponge of FIG. 1;

FIG. 8 is a right side elevational view of the cleaning sponge of FIG. 1;

FIG. 9 is a top, left, front perspective view of a second variant of a cleaning sponge showing our new design;

FIG. 10 is a left, front perspective view of the cleaning sponge of FIG. 9;

FIG. 11 is front elevational view of the cleaning sponge of FIG. 9;

FIG. 12 is a rear elevational view of the cleaning sponge of FIG. 9;

FIG. 13 is a top plan view of the cleaning sponge of FIG. 9;

FIG. 14 is a bottom plan view of the cleaning sponge of FIG. 9;

FIG. 15 is a left side elevational view of the cleaning sponge of FIG. 9;

FIG. 16 is a right side elevational view of the cleaning sponge of FIG. 9;

FIG. 17 is a top, left, front perspective view of a third variant of a cleaning sponge showing our new design;

FIG. 18 is a left, front perspective view of the cleaning sponge of FIG. 17;

FIG. 19 is front elevational view of the cleaning sponge of FIG. 17;

FIG. 20 is a rear elevational view of the cleaning sponge of FIG. 17;

FIG. 21 is a top plan view of the cleaning sponge of FIG. 17;

FIG. 22 is a bottom plan view of the cleaning sponge of FIG. 17;

FIG. 23 is a left side elevational view of the cleaning sponge of FIG. 17;

FIG. 24 is a right side elevational view of the cleaning sponge of FIG. 17;

FIG. 25 is a top, left, front perspective view of a fourth variant of a cleaning sponge showing our new design;

FIG. 26 is a left, front perspective view of the cleaning sponge of FIG. 25;

FIG. 27 is front elevational view of the cleaning sponge of FIG. 25;

FIG. 28 is a rear elevational view of the cleaning sponge of FIG. 25;

FIG. 29 is a top plan view of the cleaning sponge of FIG. 25;

FIG. 30 is a bottom plan view of the cleaning sponge of FIG. 25;

FIG. 31 is a left side elevational view of the cleaning sponge of FIG. 25; and,

FIG. 32 is a right side elevational view of the cleaning sponge of FIG. 25. 

CLAIM The ornamental design for a cleaning sponge, as shown and described. 